package com.mcf.xiaolinju.mapper;

import com.mcf.xiaolinju.entity.Code;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author mcf
 * @since 2021-07-02
 */
//取得最新的验证码
public interface CodeMapper extends BaseMapper<Code> {
    String selectByMaxId();
}
